Base | Representation |
---|---|
bin | 1110001100111110111010… |
… | …11100011010101010101101 |
3 | 11002120210100012220121202221 |
4 | 13012133131130122222231 |
5 | 13043203000120020323 |
6 | 150231550552515341 |
7 | 6402316354215364 |
oct | 706373534325255 |
9 | 132523305817687 |
10 | 31232422423213 |
11 | 9a51661259630 |
12 | 36050770abb51 |
13 | 1457287c2905b |
14 | 79d92b9387db |
15 | 3926610e355d |
hex | 1c67dd71aaad |
31232422423213 has 32 divisors (see below), whose sum is σ = 35999569723392. Its totient is φ = 26830129435200.
The previous prime is 31232422423183. The next prime is 31232422423249.
It is a happy number.
31232422423213 is nontrivially palindromic in base 10.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31232422423213 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31232422423513) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48699831 + ... + 49336987.
It is an arithmetic number, because the mean of its divisors is an integer number (1124986553856).
Almost surely, 231232422423213 is an apocalyptic number.
It is an amenable number.
31232422423213 is a deficient number, since it is larger than the sum of its proper divisors (4767147300179).
31232422423213 is a wasteful number, since it uses less digits than its factorization.
31232422423213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 640585.
The product of its digits is 82944, while the sum is 34.
It can be divided in two parts, 3123242 and 2423213, that added together give a palindrome (5546455).
The spelling of 31232422423213 in words is "thirty-one trillion, two hundred thirty-two billion, four hundred twenty-two million, four hundred twenty-three thousand, two hundred thirteen".
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